@article {Frederiksen:1987:0736-2935:1167, title = "Acoustic calibration for intensity measurement systems", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1987", volume = "1987", number = "4", publication date ="1987-09-15T00:00:00", pages = "1167-1170", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1987/00001987/00000004/art00083", keyword = "71.9, 72.3", author = "Frederiksen, Erling", abstract = "", }